New and excessive qualityMaterial: MetalSize:as photographs showFeatures:20Pcs Silver Tone Picture Photo Frame Metal Spring Turn Clip Hanger.Made of excellent metal material in silver tone color, a crucial fastener to hold up wooden frames or canvases.Easy to put in and used on wooden frames, pictures, paintings, canvases, signs, framed photos, bulletin boards, framed posters, framed diplomas, wood craft projects, pallet wooden projects.Also very best as tight and dwell clips for 3-D printer bed.Friendly Tips:The length is measured by means of hands, please allow minor error of measurement. Photo colour is probably somewhat diverse from the particular product thanks to colour show of other monitors.